Year Zero era t-shirt believed* to be sold during 2007 Performances Tour.

The front of the t-shirt has a grenade with the Year Zero-era star inside of it. Printed above grenade is "Knowledge" and below it "Is A Weapon.

Printed on the back is "nine inch nails: year zero"

The t-shirt has an Anvil tag.

• I do not have any concrete evidence of this, although all research points to this being sold during the tour.